Mrs. Ann Efstathion Ms, Rd, Ldn
About this NPIWhat this record shows.
NPI 1194979138 is registered to Mrs. Ann Efstathion Ms, Rd, Ldn, a Registered Dietitian practising at 800 Washington St., Tuft's Medical Center Frances Stern Nutrition Center in Boston, Massachusetts. Registered Dietitian is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Mrs. Ann Efstathion Ms, Rd, Ldn has been enumerated in the National Provider Identifier (NPI) registry since 2008.
Your brand here.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Mrs. Ann Efstathion Ms, Rd, Ldn accepts. To confirm in-network status with your specific health plan, contact Mrs. Ann Efstathion Ms, Rd, Ldn directly at (617) 636-5273.
Frequently asked
Yes. NPI 1194979138 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Registered Dietitian is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (617) 636-5273.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Mrs. Ann Efstathion Ms, Rd, Ldn is a Type-1 individual NPI.